13 54 045 Removing And Installing/Sealing A Throttle Valve Assembly (S85)

WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2010 BMW M6, 2010 BMW M5, 2009 BMW M6, 2009 BMW M5, and 2008 BMW M6. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

34 3 171

Necessary preliminary tasks:

Read out fault memory of DME control unit
Switch off ignition
Follow instructions on connecting and disconnecting battery. See 12 00... INSTRUCTIONS FOR DISCONNECTING AND CONNECTING BATTERY .
Disconnect BATTERY NEGATIVE LEAD and cover.
Remove intake air manifold. See 11 61 050 REMOVING AND INSTALLING AIR INTAKE MANIFOLD (S85) .

Removing throttle valve assembly 6:

Fig 1: Identifying Screw Connections Of Actuating Levers Of Throttle Valve Assemblies

Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten screws. Disconnect injection pipe (1) from throttle valve assembly.

Remove pull rod (2).

Unlock plug (3) and remove.

Fig 2: Identifying Injection Pipe, Pull Rod And Plug

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Unclip lines (1).

Release bolts and remove cover (2).

Tightening to specified torque, see 13 54 2AZ in 13 54 THROTTLE AND ACTUATOR .

Fig 3: Identifying Lines And Cover

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Release screw (1).

Release screw connections (2) of actuating levers. Grip screw and turn nut in the process.

Remove screws from bores.

Installation:

Use screws and nuts only once.
Only turn nuts and grip screws.
Tightening to specified torque, see 13 54 1AZ in 13 54 THROTTLE AND ACTUATOR .

Unclip pull rod (3) from actuating lever.

Slide actuating shaft (5) in direction of arrow.

Release nuts (4) with special tool 34 3 171 and remove throttle valve assembly (6).

Installation:

Clean sealing surface (1). Note correct position of adapter sleeves (2).

Fig 4: Identifying Sealing Surface And Adapter Sleeves

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Fig 5: Identifying Sealing Surface And Adapter Sleeves

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Installation:

Clean sealing face on cylinder head.

Replace O-ring (1) on cylinder head.

Fig 6: Identifying O-Rings On Cylinder Head

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NOTE: Perform basic throttle valve setting

Removing throttle valve assembly 5:

Procedure is described in the repair instruction "Removing right Hall sensor".

Fig 7: Identifying Screw Connections Of Actuating Levers Of Throttle Valve Assemblies

Courtesy of BMW OF NORTH AMERICA, INC.

Removing throttle valve assemblies 1-4 and 7-10:

Necessary preliminary tasks:

Remove throttle valve assembly

Removing throttle valve assembly 7:

Release screw.

Tightening to specified torque, see 13 54 3AZ in 13 54 THROTTLE AND ACTUATOR .

Detach lock washer (1) from actuating shaft.

Release screw connections (2) of actuating levers. Grip screw and turn nut in the process.

Remove screws from bores.

Installation:

Use screws and nuts only once.
Only turn nuts and grip screws.
Tightening to specified torque, see 13 54 1AZ in 13 54 THROTTLE AND ACTUATOR .

Unclip pull rod (3) from throttle valve assembly 7.

Detach throttle valve assemblies 6 and 7 with actuating lever from actuating shaft.

Fig 8: Identifying Lock Washer, Screw Connections And Pull Rod

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Actuating lever (1) of throttle valve assembly 6 and actuating lever (2) of pull rod for throttle valve actuator are offset approx. 180° to each other.

Ball ends are turned to each other.

Fig 9: Identifying Actuating Lever Of Throttle Valve Assembly And Actuating Lever Of Pull Rod

Courtesy of BMW OF NORTH AMERICA, INC.

Removing throttle valve assemblies 8, 9 and 10:

Release screw connections (4) of actuating levers. Grip screw and turn nut in the process.

Remove screws from bores.

Installation:

Use screws and nuts only once
Only turn nuts and grip screws.
Do not tighten down nuts yet.

Pull throttle valve assemblies 8, 9 and 10 as required in sequence with actuating lever from actuating shaft.

Fig 10: Identifying Lock Washer, Screw Connections And Pull Rod

Courtesy of BMW OF NORTH AMERICA, INC.

Removing throttle valve assembly 4:

Release screw.

Tightening to specified torque, see 13 54 3AZ in 13 54 THROTTLE AND ACTUATOR .

Detach lock washer (1) from actuating shaft.

Release screw connection (2) of actuating shaft. Grip screw and turn nut in the process.

Remove screw from bore.

Installation:

Use screw and nut only once.
Only turn nut and grip screw.
Tightening to specified torque, see 13 54 1AZ in 13 54 THROTTLE AND ACTUATOR .

Fig 11: Identifying Lock Washer, Screw Connection And Pull Rod

Courtesy of BMW OF NORTH AMERICA, INC.

Unclip pull rod (3) from throttle valve assembly 4.

Detach throttle valve assemblies 5 and 4 with actuating lever from actuating shaft.

Removing throttle valve assemblies 1, 2 and 3:

Release screw connections (4) of actuating levers. Grip screw and turn nut in the process.

Remove screws from bores.

Installation:

Use screws and nuts only once.
Only turn nuts and grip screws.
Do not tighten down nuts yet.

Detach throttle valve assemblies 1, 2 and 3 as required in sequence with actuating lever from actuating shaft.

Fig 12: Identifying Lock Washer, Screw Connection And Pull Rod

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Actuating lever (1) of throttle valve assembly 3 and actuating lever (2) of pull rod for throttle valve actuator are offset approx. 180° to each other.

Ball ends are turned to each other.

Fig 13: Identifying Actuating Lever Of Throttle Valve Assembly And Actuating Lever Of Pull Rod

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Perform throttle valve basic setting.